1) PPN frame
PPN参考系
2) reference frame
参考系
1.
Discussion on taking remanent magnetic inclination anomaly as reference frame for locating hydrocarbon microseepage zone;
试论磁倾角异常作为确定烃类渗漏带的参考系
2.
The paper discusses criterion of the approximation between a common star reference frame.
给出了一般星球参考系与惯性系近似程度的评价标准,并通过计算太阳参考系、地心参考系及地面参考系中的引潮力场强,及地面参考系中的科里奥利加速度,给出了这些参考系与惯性系偏差的大小。
3.
Discuss the relationship of forces and motion,and the application of the kinetic equation in the reference frame of uniformly accelerated rectilinear motion.
讨论匀变速平动参考系中力与运动的关系及动力学方程的应
3) reference system
参考系统
1.
Reference system for completed blood count;
我国血细胞分析参考系统的建立
2.
The development of certified reference materials for clinical testing and clinical reference systems in developed countries were compared with our country’s.
介绍临床检验量值溯源及标准物质在临床检验领域的重要性与必要性,比较了国内外临床检验用标准物质及临床参考系统的研究现状。
3.
The development platform consists of reference system and related development tools.
开发平台由参考系统及相关的开发工具（集）构成。
5) reference system
参考系
1.
Conceptions of Relativistic Reference System and Transformations of Spacetime Coordinates;
相对论参考系的基本概念及常用时空坐标间的变换
2.
The measure result of the electromagnetic force between two charges is different in distinct reference system.
两个电荷之间的电磁作用力在不同参考系中测量结果是不一样的。
3.
In this pape we point out and prove that the relation between the fixed refe: encesystem and the movlng reference system is syrnmettjc in Teorem Of Composition Of Velocities andTheorem of Composition of Acceleration.
本文指出并证明了,在速度合成定理和加速度合成定理中,固定参考系与运动参考系的关系是对称的。
6) frame of reference
参考系
1.
In other words,when the same field source is observed in a different frame of reference,electric field or magnetic field will possess a different nature;whereas when the frame of reference changes,they may change into each other.
即同一场源在不同的参考系中观测,所得的电场或磁场具有不同的性质;而当参考系变换时它们可以相互转化。
补充资料：PPN
分子式：
CAS号：
性质：光化学烟雾反应中生成的过氧基气体产物之一。有较强的氧化性和刺激性，对人体、动植物均有伤害作用。
CAS号：
性质：光化学烟雾反应中生成的过氧基气体产物之一。有较强的氧化性和刺激性，对人体、动植物均有伤害作用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条